<template>
    
       <div class="users_container">
    <!-- 面包屑导航区域 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item >首页</el-breadcrumb-item>
        <el-breadcrumb-item>用户管理</el-breadcrumb-item>
        <el-breadcrumb-item>用户列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片视图区域 -->
        <el-card>
        <!-- 搜索与添加区域 -->
        <el-row :gutter="20">
            <el-col :span="8">
            <el-input placeholder="请输入内容" v-model="queryInfo.query"  clearable @clear="getUserList">
                <el-button slot="append" icon="el-icon-search" @click='getUserList'></el-button>
            </el-input>
            </el-col>
            <el-col :span="4">
            <el-button type="primary" @click='addDialogVisible = true'>添加用户</el-button>
            </el-col>
        </el-row>
        <!-- 用户数据列表 -->
            <el-table :data="userlist" border >
            <el-table-column type="index"></el-table-column>
            <el-table-column label="姓名" prop="username"></el-table-column>
            <el-table-column label="邮箱" prop="email"></el-table-column>
            <el-table-column label="电话" prop="mobile"></el-table-column>
            <el-table-column label="角色" prop="role_name"></el-table-column>
            <el-table-column label="状态" prop="mg_state">
                <template slot-scope="scope">
                    <!-- {{scope.row}} 得到所有数据 -->
                   <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"></el-switch>
                </template>
            </el-table-column>
            <el-table-column label="操作" width="180px">
                <!-- v-slot="scope" vue2.6写法可以简写   #default="scope"  -->
                <template #default="scope">
                    <!-- 修改按钮 -->
                    <el-button type="primary" icon="el-icon-edit" size="mini" @click="EditDialogVisible(scope.row.id)"></el-button>
                    <!-- 删除按钮 -->
                    <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
                    <!-- 分配角色按钮 -->
                    <!--enterable 默认是true 设为false鼠标进去该标签则消失 :enterable="false" -->
                    <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
                    <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
                    </el-tooltip>
                </template>
            </el-table-column>
            </el-table>
            <!-- 分页区域 -->
            <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize" layout="total, sizes, prev, pager, next, jumper"
             :total="total">
            </el-pagination>
        </el-card>
        <!-- 添加用户对话框 -->
        

        <el-dialog
        title="添加用户"
        :visible.sync="addDialogVisible"
        width="50%"
        @close="addDialogClosed">
        
        <!-- 表单区域 -->
        <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="100px" >
          <el-form-item label="用户名" prop="username">
            <el-input v-model="addForm.username"></el-input>
           </el-form-item>
           <el-form-item label="密码" prop="password">
               <!-- show-password  隐藏输入框文本-->
            <el-input v-model="addForm.password" show-password></el-input>
           </el-form-item>
           <el-form-item label="邮箱" prop="email">
            <el-input v-model="addForm.email"></el-input>
           </el-form-item>
           <el-form-item label="手机号" prop="mobile">
            <el-input v-model="addForm.mobile"></el-input>
           </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
            <el-button @click="addDialogVisible = false">取 消</el-button>
            <el-button type="primary" @click="addUser">确 定</el-button>
        </span>

        
        </el-dialog>
        <el-dialog
        title="修改用户信息"
        :visible.sync="editDialogVisible"
        width="50%"
        @close="editDialogClosed"
        >
          <!-- 修改用户弹框 -->
        <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
            <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
            <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
            <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
        </el-form>
         <span slot="footer" class="dialog-footer">
            <el-button @click="editDialogVisible = false">取 消</el-button>
            <el-button type="primary" @click="editUser">确 定</el-button>
        </span>
        </el-dialog>
        
    </div>
</template>
<script>
import { async } from 'q';
export default {

    data(){
    var checkEmail = (rule, value, cb) => {
   // 验证邮箱的正则表达式
   const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/
   if (regEmail.test(value)) {
     // 合法的邮箱
     return cb()
   }
   cb(new Error('请输入合法的邮箱'))
 }
 // 验证手机号的规则
 var checkMobile = (rule, value, cb) => {
   // 验证手机号的正则表达式
   const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
   if (regMobile.test(value)) {
     return cb()
   }
   cb(new Error('请输入合法的手机号'))
 }
        return{
            handleClose:false,
            queryInfo: {
          // 用户的昵称
            query: '',
            // 当前的页数
            pagenum: 1,
            // 当前每页显示多少条数据
            pagesize: 1,
            
            },
            userlist:[],
            total: 0,
            //添加用户
            addDialogVisible: false,
            //修改用户
            editDialogVisible:false,
             addForm: { // 添加用户的表单数据
                username: '',
                password: '',
                email: '',
                mobile: ''
                },
                addFormRules: { // 添加表单的验证规则对象
                username: [
                    { required: true, message: '请输入用户名', trigger: 'blur' },
                    {
                    min: 3,
                    max: 10,
                    message: '用户名的长度在3~10个字符之间',
                    trigger: 'blur'
                    }
                ],
                password: [
                    { required: true, message: '请输入密码', trigger: 'blur' },
                    {
                    min: 6,
                    max: 15,
                    message: '用户名的长度在6~15个字符之间',
                    trigger: 'blur'
                    }
                ],
                email: [
                    { required: true, message: '请输入邮箱', trigger: 'blur' },
                    { validator: checkEmail, trigger: 'blur' }
                ],
                mobile: [
                    { required: true, message: '请输入手机号', trigger: 'blur' },
                    { validator: checkMobile, trigger: 'blur' }
                ]
                },
                editForm:{},
                    
               
                editFormRules:{
                    email:[
                    { required: true, message: '请输入邮箱', trigger: 'blur' },
                    { validator: checkEmail, trigger: 'blur' }
                    ],
                    mobile:[
                        { required: true, message: '请输入手机号', trigger: 'blur' },
                    { validator: checkMobile, trigger: 'blur' }
                    ]
                }
   
               
            
        }
    },
    created(){
        this.getUserList()
    },
    methods:{
       async getUserList(){
         const {data:res} = await this.$http.get('users', {
     params: this.queryInfo
   })     //:to="{ path: '/home' }"
    if(res.meta.status !== 200) return this.$message.error('登录失败')
           this.total = res.data.total
           this.userlist = res.data.users
       },
       // 监听 pagesize 改变的事件
       handleSizeChange(newSize){
            this.queryInfo.pagesize = newSize
            this.getUserList()
            
       },// 监听 页码值 改变的事件
       handleCurrentChange(newPage){
            this.queryInfo.pagenum = newPage
            this.getUserList()
       },
       //
       async userStateChanged(userinfo){
           //console.log(userinfo); userinfo.mg_state 得到当前修改后的状态值
            const {data:res} = await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
            if(res.meta.status !== 200){
             userinfo.mg_state = !userinfo.mg_state
                return this.$message.error('设置失败')
            }
            this.$message.success('更新用户状态成功！')
            
           
       },
       // 监听添加用户对话框的关闭事件
      addDialogClosed() {
      this.$refs.addFormRef.resetFields()
      },
      
       //添加用户
       addUser(){
           this.$refs.addFormRef.validate(async valid=>{
              if(!valid) return 
              const { data: res } = await this.$http.post('users', this.addForm)
            if (res.meta.status !== 201) {
            this.$message.error('添加用户失败！')
            }
            this.$message.success('添加用户成功！')
            // 隐藏添加用户的对话框
            this.addDialogVisible = false
            // 重新获取用户列表数据
            this.getUserList()
               
           })   
       },
       // 监听添加用户对话框的关闭事件 重置表单
       editDialogClosed(){
         this.$refs.editFormRef.resetFields()
       },
       //修改功能
       async EditDialogVisible(id){
             //console.log(id); 得到该条数据的id
              let {data:res} = await this.$http.get('users/' + id)
              //console.log(); 返回该条所有数据 对象
                  //console.log(res.meta.status)
                  if(res.meta.status !== 200) return this.$message.error('查询用户信息失败！')
                  //console.log(res.data);
                  
                  this.editDialogVisible = true

                  this.editForm = res.data
                  //console.log(this.editForm);
                  
             
       },
       //将修改的数据提交到服务器
       editUser(){
          this.$refs.editFormRef.validate(async valid=>{
             // console.log(valid); 返回true表示符合验证规则
             if(!valid) return 
              //符合验证规则
              //console.log(this.editForm);
              
               let {data:res} = await this.$http.put('users/' + this.editForm.id,{
                  email: this.editForm.email,
                  mobile: this.editForm.mobile
              })
              ///console.log(res); 根据返回的status 判断数据是否修改成功
              if(res.meta.status !== 200) return this.$message.error('修改用户信息失败！')
              //修改成功    重新获取用户列表数据
              //让修改弹框隐藏
              this.editDialogVisible = false
              this.getUserList();
          })
       },
       //删除用户功能
       async removeUserById(id){
            // console.log(id); 获取该条数据id值
              const confirmResult = await this.$confirm(
            '此操作将永久删除该用户, 是否继续?',
            '提示',
            {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
            }
        ).catch(err => err)  
        //cancel  取消  confirm 确定删除
        //console.log(confirmResult);
        if(confirmResult == 'cancel') return this.$message.info('已取消删除！');
        //确定删除
             const {data:res} = await this.$http.delete('users/' + id)
            if(res.meta.status !== 200) return this.$message.error('删除用户失败！')
                //删除成功
                this.$message.success('删除用户成功！')
                //重新获取用户列表数据
                this.getUserList();
       }
    }
}
</script>
<style lang="less" scoped>
 
</style>